Behavioral task
behavioral1
Sample
9c4e92809ffd7ee566bd611107300d60N.exe
Resource
win7-20240704-en
General
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Target
9c4e92809ffd7ee566bd611107300d60N.exe
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Size
229KB
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MD5
9c4e92809ffd7ee566bd611107300d60
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SHA1
8791a67b7bcf9e789c9f7fc250cfd565e853301c
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SHA256
88fcadc1210e7789f013cd383b241248f5024808ec9b7be746e4fff3d9279035
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SHA512
718aee3ab5d5b7b6f3c94f8c0b72037e6c972888475789b020c14b69b97324977341494e035b88029cbce30a7f4365e5f785a05b4b73dda088671ec42cef6bb4
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SSDEEP
6144:9loZM+rIkd8g+EtXHkv/iD4iOKft74szxKrd4UB1sb8e1mdi:foZtL+EP8iOKft74szxKrd4UBSD
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1262605665793216545/jI0VCKzbwqUqmD0Nvph6XtMoXzDPJkdLYyiOHA0Dx17W8D9RlBHJKYCNQG3SZ2hHmIy0
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule sample family_umbral -
Umbral family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 9c4e92809ffd7ee566bd611107300d60N.exe
Files
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9c4e92809ffd7ee566bd611107300d60N.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 227KB - Virtual size: 226KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ